Liên hệ

• Carbon Monoxide is a colorless, odorless, tasteless and highly toxic gas.
• It will reduce the oxygen in body’s hemoglobin and cause damage to the brain.
• Our QA23 is equipped with a precise and low power-consumption sensor.
• With high efficiency microprocessor-based analysis, it can be triggered under different carbon monoxide concentrations.
• High luminous dual LEDs to indicate different status.
• Green LED to confirm the unit is under normal operation.
• Each visible and audible warning has 4 modes to easily identify current status.
• Test button for alarm simulation.
• Dual power input: 12VDC and 24VDC operation in the same unit. No adjustment is required.
• Optional 110VAC or 220VAC adaptor is available.

• Model	QA-23
  Power Source	24V DC
  Standby Current	1 ~ 25 mA
  Alarm Current	10 ~ 85mA
  Sensitivity	50 ppm : 60 ~ 90 min 100 ppm: 10~ 40 min 300 ppm: within 3 min
  Warm-up Period	About 3 minutes
  Alarm Sound	70dB/3M and above
  Indicator	Standby: Red LED flashes every 60 sec Early warning: Red LED flashes every 3 sec and beeps every 3 sec Alarm: Red LED flashes and beeps every sec Fault: Red LED flashes and beeps every 10 sec
  Ambient Temperature	-10oC ~ +55oC
  Dimensions	102 mm (Dia.) x 40.5 mm(H)
  Weight	About 150g